.big {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;

    .top {
        width: 100%;
        height: 400rpx;
        display: flex;
        flex-direction: column;

        p {
            font-size: 40px;
            text-align: center;
            line-height: 90px;
        }

        span {
            text-align: center;
            font-size: 18px;
        }
    }

    .deep {
        width: 100%;
        flex: 1;
        display: flex;
        flex-direction: column;

        .one {
            width: 100%;
            height: 600rpx;

            img {
                margin: 0 auto;
                width: 100%;
                height: 100%;
            }
        }

        .two {
            width: 100%;
            height: 140rpx;

            img {
                width: 90%;
                height: 90%;
                margin: 0 auto;
                margin-left: 30rpx;
            }
        }
    }
}

button {
    border-radius: 25px;
    width: 300rpx;
    height: 80rpx;
    border: none ;
    color: rgba(255, 255, 255, 0.787);
    font-size: 14px;
    line-height: 80rpx;
    background-color: #40BA43;
}